40119938 has 4 divisors (see below), whose sum is σ = 60179910. Its totient is φ = 20059968.

The previous prime is 40119931. The next prime is 40119953. The reversal of 40119938 is 83991104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 28058209 + 12061729 = 5297^2 + 3473^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40119898 and 40119907.

It is not an unprimeable number, because it can be changed into a prime (40119931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10029983 + ... + 10029986.

Almost surely, 2^40119938 is an apocalyptic number.

40119938 is a deficient number, since it is larger than the sum of its proper divisors (20059972).

40119938 is a wasteful number, since it uses less digits than its factorization.

40119938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20059971.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 40119938 is about 6334.0301546488. The cubic root of 40119938 is about 342.3366667532.

The spelling of 40119938 in words is "forty million, one hundred nineteen thousand, nine hundred thirty-eight".